<template>
    <div class="icons">
        <swiper :options="swiperOption">
            <swiper-slide v-for="(page, index) of pages" :key="index">
                <div class="icon" v-for="item of page" :key="item.id">
                    <div class="icon-img">
                        <img class="icon-img-content" :src='item.imgUrl' alt="">
                    </div>
                    <p class="icon-desc">{{item.desc}}</p>
                </div>
            </swiper-slide>
        </swiper>
    </div>
</template>

<script>
export default {
  name: 'HomeIcons',
  props: {
    list: Array
  },
  data () {
    return {
      swiperOption: {
        autoplay:false
      }
    }
  },
  computed: {
    pages () {
        const pages = []
        this.list.forEach((item, index) => {
            const page = Math.floor(index / 8)
            if (!pages[page]) {
            pages[page] = []
            }
            pages[page].push(item)
        })
        return pages
        }
    }
}
</script>

<style lang="stylus" scoped>
    @import '~styles/varibles.styl'
    @import '~styles/mixins.styl'
    .icons >>> .swiper-container
      height:0
      overflow:hidden
      padding-bottom:50%
    .icons
      margin-top:.1rem
      .icon
        float:left
        width:25%
        padding-bottom:23%
        overflow:hidden
        position:relative
        .icon-img
          position:absolute
          top:0
          left:0
          right:0
          bottom:0.44rem
          box-sizing:border-box
          padding:.1rem
          .icon-img-content
            height:100%
            display:block
            margin:0 auto
        .icon-desc
          position:absolute
          left:0
          right:0
          bottom:0
          height:.44rem
          line-height:.44rem
          text-align:center
          color:$darkTextColor
          ellipsis()
</style>
